Donodon
Encyclopedia
Donodon is an extinct genus of mammal from the Early Cretaceous (?Berriasian
) Séquence B des Couches Rouges of Talssint
, Morocco
. It is the only member of the family Donodontidae. It differs from dryolestids
in having upper molar
s that are not compressed mesiodistally.
Berriasian
In the geological timescale, the Berriasian is an age or stage of the Early or Lower Creteceous. It is the oldest or lowest subdivision in the entire Cretaceous. It spanned between 145.5 ± 4.0 Ma and 140.2 ± 3.0 Ma...
) Séquence B des Couches Rouges of Talssint
Talssint
Talsint is a town in Figuig Province, Oriental, Morocco. According to the 2004 census it has a population of 7,098.-References:...
, Morocco
Morocco
Morocco , officially the Kingdom of Morocco , is a country located in North Africa. It has a population of more than 32 million and an area of 710,850 km², and also primarily administers the disputed region of the Western Sahara...
. It is the only member of the family Donodontidae. It differs from dryolestids
Dryolestidae
Dryolestidae was an abundant and diverse group of Mesozoic mammals. These mammals were different from their relatives by having the following two characteristics:*Their upper and lower molars were shortened mesiodistally and widened labiolingually....
in having upper molar
Molar
Molar may refer to:*Molar , the fourth kind of tooth in mammals*Molar , another name for the Spanish wine grape Listan Negro*Molar concentration, a unit of concentration, or molarity, of solutions equal to 1 mole per litre*Molar volume...
s that are not compressed mesiodistally.
See also
- Prehistoric mammalPrehistoric mammalPrehistoric mammals are groups of mammals that lived before humans developed writing. 164 million years ago, in the Jurassic period, Castorocauda lutrasimilis, a mammal-like animal weighing about 500 grams , had a full mammalian pelt, with guard hairs and under fur, webbed feet, and scales on the...